2 sentences

1. 候鸟飞往南方过冬。

   hòu​niǎo fēi​wǎng nán​fāng guò​dōng.

   Migratory birds fly south for the winter.

   Source: Dong Chinese Dictionary

2. 他们正在场院里碾谷子，准备过冬的粮食。

   tā​men zhèng​zài cháng​yuàn lǐ niǎn gǔ​zi, zhǔn​bèi guò​dōng de liáng​shi.

   They are threshing grain in the courtyard to prepare food for the winter.

   Source: Dong Chinese Dictionary